DE2903421C2 - - Google Patents

Info

Publication number
DE2903421C2
DE2903421C2 DE2903421A DE2903421A DE2903421C2 DE 2903421 C2 DE2903421 C2 DE 2903421C2 DE 2903421 A DE2903421 A DE 2903421A DE 2903421 A DE2903421 A DE 2903421A DE 2903421 C2 DE2903421 C2 DE 2903421C2
Authority
DE
Germany
Prior art keywords
cylinder element
cylinder
reinforcing ring
lens barrel
elements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2903421A
Other languages
German (de)
English (en)
Other versions
DE2903421A1 (de
Inventor
Tsuneyo Sakai Osaka Jp Metabi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minolta Co Ltd
Original Assignee
Minolta Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Minolta Co Ltd filed Critical Minolta Co Ltd
Publication of DE2903421A1 publication Critical patent/DE2903421A1/de
Application granted granted Critical
Publication of DE2903421C2 publication Critical patent/DE2903421C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
DE19792903421 1978-01-31 1979-01-30 Konstruktion von einander zugeordneten zylinderelementen fuer einen objektivtubus Granted DE2903421A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP888178A JPS54103026A (en) 1978-01-31 1978-01-31 Lens mount

Publications (2)

Publication Number Publication Date
DE2903421A1 DE2903421A1 (de) 1979-08-02
DE2903421C2 true DE2903421C2 (zh) 1988-01-28

Family

ID=11705010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792903421 Granted DE2903421A1 (de) 1978-01-31 1979-01-30 Konstruktion von einander zugeordneten zylinderelementen fuer einen objektivtubus

Country Status (3)

Country Link
US (1) US4297002A (zh)
JP (1) JPS54103026A (zh)
DE (1) DE2903421A1 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2568500B2 (ja) * 1986-01-28 1997-01-08 松下電器産業株式会社 レンズ鏡胴
US4867533A (en) * 1986-02-27 1989-09-19 Bausch & Lomb Incorporated Friction lock for optical adjustment
US4896951A (en) * 1987-07-16 1990-01-30 Kyocera Corporation Lens mount assembly
JPH08271776A (ja) * 1995-04-04 1996-10-18 Minolta Co Ltd レンズ鏡胴
CN101887156B (zh) * 2009-05-14 2013-06-05 鸿富锦精密工业（深圳）有限公司 转接环及其使用该转接环的镜头模组
JP5659953B2 (ja) * 2011-05-31 2015-01-28 コニカミノルタ株式会社 レンズ鏡筒及び撮像光学系

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3254585A (en) * 1964-02-10 1966-06-07 Graflex Inc Focusing mechanism for photographic cameras
US4030113A (en) * 1975-09-19 1977-06-14 Christo Obreschkow Camera fitting
JPS5945963B2 (ja) * 1976-03-02 1984-11-09 ミノルタ株式会社 レンズ鏡胴

Also Published As

Publication number Publication date
US4297002A (en) 1981-10-27
DE2903421A1 (de) 1979-08-02
JPS54103026A (en) 1979-08-14
JPS6210405B2 (zh) 1987-03-06

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee